Rocks and Minerals Voc.

Front

igneous rocks

Back

rocks from magma

Front

streak color

Back

color left by a mineral when rubbed on another surface

Front

opaque

Back

no light gets through

Front

luster

Back

the shine of a mineral or how it reflects light

Front

metamorphic rocks

Back

rocks that have been changed because of heat and pressure

Front

sedimentary rocks

Back

rocks that form from sand, shells, and other materials being pushed together

Front

mineral

Back

a naturally occurring solid substance with a definite chemical composition

Front

rock cycle

Back

the continuous process of rock formation and transformation

Front

hardness

Back

a mineral's resistance to scratching

Front

cleavage

Back

the way a mineral breaks along certain lines of weakness